preparation

Place coriander seeds in heavy small skillet. Heat over medium-high heat until fragrant and dark in color, about 4 minutes. Remove from heat and cool. Place in blender. Add chopped shallot and red wine vinegar. Blend until coriander seeds are chopped, about 1 minute. Add olive oil and blend well. (Can be prepared 1 day ahead. Cover with plastic wrap and refrigerate. Bring mixture to room temperature before using.)